I-GID series yombane ivacuum yebhabhathane ivelufa ithatha isixhobo sombane esijikelezayo kunye nesombane sokulawula ivalve ukuqonda ulawulo lwevalvu yokuvula kunye nokuvala okanye isikhundla esiphakathi ngokutshintshwa kombane wangaphandle okanye umqondiso wegalelo langaphandle, ukuze uqhagamshele okanye unqumle ukuhamba komoya ngaphakathi. umbhobho wokufunxa.Indawo yokusebenza esebenzayo yigesi yomoya kunye nerhasi engadlekiyo.